Technical Lead Java

Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.

We are solving complex technical problems in the financial industry and need talented software engineers to join our mission and be a part of a global software development team.

A brilliant opportunity to become a part of highly motivated and expert team which has made a mark as a high-end technical consulting.

Required Skills:

Experience - 3+.

Experience in Core Java 5.0 and above, CXF, Spring.

Extensive experience in developing enterprise-scale n-tier applications for financial domain. Should possess good architectural knowledge and be aware of enterprise application design patterns.

Should have the ability to analyze, design, develop and test complex, low-latency client-facing applications.

Good development experience with RDBMS, preferably Sybase database.

Good knowledge of multi-threading and high-volume server-side development.

Experience in sales and trading platforms in investment banking/capital markets.

Basic working knowledge of Unix/Linux.

Excellent problem solving and coding skills in Java.

Strong interpersonal, communication and analytical skills.

Should have the ability to express their design ideas and thoughts.

Mentoring teams to carry forward recognised and optimised solutions, building conducive environments for knowledge transfer and maintaining standards in terms of deliveries form a major part of responsibilities.

Responsibilities

• Design and develop robust scalable database systems
• Design, build and deploy internal applications to support our native technical ecosystem
• Collaborate with Subject-Matter experts to design data-driven modules for analysis

Qualifications

• Bachelor's or Master's degree in Computer Science, Information Systems, Engineering or equivalent
• 3-4 years of experience in Java

Skills

• Expertise in object-oriented programming concepts and data structures
• Strong knowledge of working with XMLs/Jsons
• Experience with large-scale distributed storage and database systems (MySQL, MongoDB, GraphDB)
• Good knowledge of indexing/search libraries like Lucene/Solr/Elasticsearch
• Exposure to Spring MVC architecture and RESTful APIs
• Well-versed with Agile methodology of SDLC
• Good to have: Knowledge of standard DevOps skills like Build tools (Maven/gradle), Continuous integration (Jenkins), Version Control (Github/Gitlab)

Job Description for Drools developer -

• Hands on experience in design and development in Drools rule engine (minimum 1.5 years) and Core Java
• Exceptional ability to communicate with both technical and non-technical people
• Expertise in object oriented programming
• Experience in Deploying and supporting core and advanced features
• Good exposure to SQL and/or Oracle/ MySQL,
• Candidate should be well verse with Agile processes
• Strong ability to work collaboratively across diverse groups of business and technical stakeholders is required.

• Back-end software development
• Software engineering and designing data models and write effective APIs
• Working together with engineers and product teams
• Understanding business use cases and requirements for different internal teams
• Maintenance of existing projects and New feature development
• Consume and integrate classifier/ ML snippets from Data science team

What we are looking for:

• 4+ years of industry experience with the Python and Django framework.
• Degree in Computer Science or related field
• Good analytical skills with strong fundamentals of data structures and algorithms
• Experience building backend services with hands-on experience through all stages of Agile software development life cycle.
• Ability to write optimized codes,debug programs, and integrate applications with third party tools by developing various APIs
• Experience with Databases (Relational and Non-Relational). Ex: Cassandra, MongoDB, Postgresql
• Experience with writing REST-APIs.
• Prototyping initial collection and leveraging existing tools and/or creating new tools
• Experience working different types of datasets (e.g. unstructured, semi-structured, with missing information)
• Ability to think critically and creatively in a dynamic environment, while picking up new tools and domain knowledge along the way
• A positive attitude, and a growth mindset

Bonus:

• Experience with relevant Python libraries such as Sklearn, NLTK, tensorflow, HuggingFace Transformers
• Hands on experience in Machine learning implementations
• Experience with Cloud infrastructure (e.g. AWS) and relevant microservices
• Good with Humor and Team player

Roles and Responsibilities:

• Combine excellent abstract reasoning ability to document, architect, develop and test software with the commitment to excellence/defect free before being deployed.
• Write and implement low latency applications & software solutions that integrate with different systems.
• Rapidly incorporate new technologies as required & deliver successfully by self.
• Work closely with mentors, team members, team leads, program managers and stakeholders to investigate, fix, optimize, test and deploy high quality solutions.
• Drive the technical design, implementation and maintenance of larger tech initiatives geared toward improving and scaling of products.
• Accurately schedule & and track progress of self & team members. Create end to end Work Breakdown & estimates for modules being implemented.
• Participate in planning & recognizing inconsistencies (e.g., scope, resources, feasibility, usability, customer value, etc.) in product requirements and alert the Project Mentor. Handle independently or assist the Mentor in building, testing, and documenting product releases.
• Support the team in deploying product functionality & assist the TLs in troubleshooting in the production environment.
• Proactively promote Tech Culture by writing blogs, making presentations which will help you learn & grow.
• Effectively communicate one-on-one with on-shore / off-shore product teams / developers; gather and clarify requirements from technical folks / product managers / business teams.
• Proactively assist and serve as a role model for the team members to follow the team software development process; consistently innovate the team processes to improve team productivity and quality.

Skill Set:

• Strong Analytical, Problem Solving Skills and participates in all activities with urgency, a results orientation, and a strong work ethic.
• Must have technical knowledge of Python.
• Must have hands-on experience in developing Restful APIs and Web Services.
• Knowledge of Django (or any other established Python web frameworks) would be a plus.
• Knowledge of Angular or React or similar technologies would be an added advantage.
• Strong experience with relational (PostgreSQL, MySQL) and/or NoSQL databases.
• Experience with unit testing and test-driven development.
• Experience working with Linux/Unix Operating system & comfortable with command line.
• Experience with modern software engineering workflows and tools (e.g. Agile, JIRA, Git, CI/CD, Amazon Web Services, Observability and Monitoring tools like ELK, Datadog, NewRelic, etc.).
• Experience in all areas of SDLC, including architecture and design, development, and testing.
• Extremely passionate about code reviews, engineering best practices and mentoring/coaching the developers to make them successful.
• Excellent understanding of feature estimation and ability to communicate issues and risks that may impact timelines, budget, or resources.
• Experience with Agile development lifecycle.
• Can gather and clarify requirements from technical folks / product managers / business teams.
• Lead by example & act as a role model for the team.

How will you grow here:

• Work in multiple projects & teams spread across different domains and technologies.
• Work & interact directly with senior directors in an open and flat hierarchical structure.
• You can own all aspects of leading software products and projects.
• You get to work with top-notch engineers and leaders with decades of experience in building and delivering great software.
• Work with CXOs / Senior Directors of various emergent companies in US & India.
• Get involved with the newest products, latest technologies and different methodologies.
• Opportunity to Mentor the Best and Get Mentored by the Best.

• Events, activities and outings aplenty (We really party hard!).
• A stimulating and energetic work environment which encourages creativity.
• Hackathons, Gaming Evenings, Poker Nights and much more!
• Flexible Timings, Flexible Holiday Calendar, Work from Home Option.
• Competitive salary (best in the industry).
• Beverages and snacks throughout the day, on the house!
• Recreation center to let off some steam.
• Office lunch option (fresh and savoury ghar ka khana).
• Medical Insurance (stay healthy, stay happy)

Roles & Responsibilities:

• Write well-designed, testable, efficient, and high-quality code.
• Design (LLD & HLD) and architect technical solutions for the business problems of a large-scale system.
• Prepare and produce releases of software components.
• Support continuous improvement by investigating alternatives and technologies.
• Contribute to all phases of the development lifecycle.
• Lead the backend engineering team with examples.

Requirements:

• 5+ years’ experience under your belt developing performance-critical applications that run in a production environment using Node.Js
• Expertise in Database modeling, preferably relational DB, spotting DB bottlenecks, and writing optimized DB queries.
• Expertise in common Cloud technologies, AWS/GCP Knowledge of CI/CD tools and workflows.
• Knowledge in one or more of the following: NoSQL (especially, but not only Redis), Queueing system experience (Kafka, RabbitMQ, ActiveMQ, MSMQ)
• Good stakeholder management skills, with an ability to build trust and rapport with internal and external stakeholders
• It is good to have knowledge of Kubernetes and Docker and related deployment technologies.

• Experience in Web and Mobile Applications
• Agility and ability to adapt quickly to changing requirements and scope and priorities
• Experience in Java, Python.
• Deep understanding of data structures and microservices.
• Knowledge of Node.js
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Familiarity with front-end technologies
• User authentication and authorization between multiple systems, servers, and environments
• Interaction with multiple data sources
• Good understanding of SQL
• Understanding fundamental design principles behind a scalable application
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform.
• Implementing automated testing platforms and unit tests
• Proficient understanding of code versioning tools, such as Git .